Published Oct 26, 2023 at 11:35am ET
Even reusable masks must be replaced every six months to be effective. Love Surprise RAJXKN95V Mask With Valve N95 mask hard to breathe do they all protect you against germs like colds and influenza? Free N95 masks free N95.masks there may even be certain locations that have a limited amount of masks that they are willing to sell or lend out to workers who require them. What are reusable N95 masks? It's pretty simple-it's a mask that you can use multiple times before replACIng it. Before we dive into how you can wash an N95 mask, let's review these two categories in more detail. With 95 being the percent efficiency when tested according to NIOSH ( National Institute for Occupational Safety and Health ) protocols.